How do I remove letters and dashes and dollar signs in a string using a regular expression?

Question

I\'m trying to find all letters and dashes and dollar signs and remove them from a text box.

function numbersOnly()
{
    if ($(\'.sumit\').val().indexOf([A         


        

Answer 1

Try something like this:

function numbersOnly()
{
    $('.sumit').val().replace(/[\w-$]/g, "");
}